Defensive publication

ABSTRACT

DYESTUFFS OF THE FORMULA D-N=N-(D1-N=N)N-(A,A1-1,4-PHENYLENE)-N(-R)-R1-O-R2-SO3-M WHEREIN D1 IS A PHENYLENE GROUP OF THE FORMULA -(B1,B2-1,4-PHENYLENE)WHEREIN B1 AND B2 ARE EACH INDEPENDENTLY HYDROGEN, C1-5 ALKYL, C1-5ALKOXY, CHLORO OR BROMO OR D1 IS A GROUP OF THE FORMULA -(NAPHTH-1,5-YLENE)N IS 0 OR 1, A AND A1 ARE EACH INDEPENDENTLY HYDROGEN, LOWER ALKYL, C1-5ALKOXY, CHLORO, BROMO OR ACYLAMINO, R IS A STRAIGHT OR BRANCHED CHAIN ALKYL OF FROM 1 TO 6 CARBON ATOMS, OR SAID ALKYL SUBSTITUTED BY CYANO, CHLORO, BROMO, C1-4ALKOXY OR PHENYL, R1 IS A STRAIGHT OR BRANCHED CHAIN ALKYLENE OF FROM 2 TO 6 CARBON ATOMS, R2 IS A STRAIGHT CHAIN ALKYLENE OF FROM 2 TO 4 CARBON ATOMS OR SAID ALKYLENE SUBSTITUTED BY METHYL OR ETHYL ON NOT MORE THAN 2 CARBON ATOMS OF SAID ALKYLENE, D IS A RESIDUE OF THE BENZENE SERIES, NAPHTHALENE OR SULFONAMIDONAPHTHALENE-1 OR 2, SAID D BEING FREE FROM ACID SOLUBILIZING GROUPS, AND D MAY ALSO BE A RESIDUE OF THE HETEROCYCLIC SERIES WHEN N IS 0, AND M IS HYDROGEN, ALKALI METAL OR AMMONIUM.

DEFENSIVE PUBLTCATTUN UNITED STATES PATENT AND TRADEMARK OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16,196.), 869 O.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet. a

Defensive Publication applications have not been examined as to the merits oi alleged invention. The Patent and Trademark Otfice makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED AUGUST 5, 1975 wherein D is a phenylene group of the formula wherein B and B are each independently hydrogen, C akyl, C alkoxy, chloro or bromo or D is a group of the formula 11 is O or 1; A and A are each independently hydrogen, lower alkyl, C alkoxy, chloro, bromo 0r acylamino; R is a straight or branched chain alkyl of from 1 to 6 carbon atoms, or said alkyl substituted by cyano, chloro, bromo, C alk0xy or phenyl; R is a straight or branched chain alkylene of from 2 to 6 carbon atoms; R is a straight chain alkylene of from 2 to 4 carbon atoms or said alkylene substituted by methyl or ethyl on not more than 2 carbon atoms of said alkylene; D is a residue of the benzene series, naphthalene or sulfonamidonaphthalone-1 or 2, said D being free from acid solubilizing groups; and D may also be a residue of the heterocyclic series when n is 0; and M is hydrogen, alkali metal or ammonium. 

